assume cs:code
code segment
start: mov ax,cs
	   mov ds,ax
	   mov si,offset sqr
	   mov ax,0
	   mov es,ax
	   mov di,200h
	   mov cx,offset sqrend-offset sqr
	   cld
	   rep movsb
	   
	   mov ax,0
	   mov es,ax
	   mov word ptr es:[7ch*4],200h
	   mov word ptr es:[7ch*4+2],0
	   
	   mov ax,4c00h
	   int 21h
	   
sqr:   mul ax
	   iret

sqrend: nop

code ends
end start
